foreach y of numlist 79/94 96 98{
	rename HGCREV`y'_19`y' hgc19`y'
	rename ENROLLMTREV`y'_19`y' enrl19`y' 
}
foreach y of numlist 0(2)6{
	rename ENROLLMTREV0`y'_200`y' enrl200`y' 
}
foreach y of numlist 0(2)8{
	rename HGCREV0`y'_200`y' hgc200`y'
}
rename HGCREV10_2010 hgc2010
foreach y of numlist 12 14 16{
	rename HGC_20`y' hgc20`y'
}
forvalues y=2008(2)2016{
	rename Q3_10D_`y' hdr`y' // highest degree ever
}
reshape long hgc enrl hdr, i(CASEID_1979) j(year)
